Gun support bracket



FIG. 1 is a perspective view of the gun support bracket;

FIG. 2 is a front view of the gun support bracket;

FIG. 3 is a back view of the gun support bracket;

FIG. 4 is a side view of the gun support bracket;

FIG. 5 is a top view of the gun support bracket; and,

FIG. 6 is a perspective view of the gun support bracket in an environment secured to a vehicle.

The broken line showing depict environmental subject matter only and forms no part of the claimed design. 

CLAIM The ornamental design for a gun support bracket, as shown and described. 